OpenH264 is used for WebRTC video, not media playback.

As of Firefox 44, h.264 web content is supported through system codecs, if
available.

- Mike

On Wed, Mar 29, 2017 at 5:58 PM Jason Jackson <[email protected]> wrote:

> Disabling OpenH264 under Plugins in the UI, restarting Firefox, then
> opening the video, it still plays the video.  Not sure if this means the UI
> is broken or that the video isn’t protected.
>
>
>
> ---
>
> *Jason Jackson*
>
> Computer Systems Technician
>
> North Vancouver School District
>
>
>
> *From: *Kaply Consulting <[email protected]>
> *Date: *Wednesday, March 29, 2017 at 2:39 PM
> *To: *Jason Jackson <[email protected]>
> *Cc: *"[email protected]" <[email protected]>
> *Subject: *Re: [Mozilla Enterprise] Widevine, Primetime, and OpenH264
>
>
>
> According to this page:
>
>
> https://developer.mozilla.org/en-US/Apps/Fundamentals/Audio_and_video_delivery/H.264_support_in_Firefox
>
> This clip:
>
> http://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4
>
> Is an OpenH264 clip
>
> Mike
>
>
>
> On Wed, Mar 29, 2017 at 3:16 PM, Jason Jackson <[email protected]>
> wrote:
>
> During the beta of ESR 52 I asked here if there was a way to have these
> CDMs download when needed, rather than at the beginning of every new user
> session.  I noticed the DRM preference in the UI and assumed it disabled
> those CDMs entirely.  But in fact, it does exactly what I was asking for!
>
>
>
> So, in your autoconfig you can set media.eme.enabled to false and when
> users browse to DRM video, they will get an infobar that prompts them to
> “enable”.  Excellent!
>
>
>
> The only caveat is that it only seems to work for Widevine and Primetime,
> not OpenH264.  I found the preference media.gmp.decoder.h264.enabled, but I
> couldn’t find an OpenH264-protected video to test it with.  Does anyone
> have an example?
>
>
>
> ------------------------------------------
>
> *Jason Jackson*
>
> Computer Systems Technician
>
> North Vancouver School District
>
>
>
>
>
>
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